Bug#1110777: linux-image-6.12.38+deb13-amd64: Intel Arc B580 fails to probe on newly release Debian Trixie with 6.12.38 kernel.

[Salvatore Bonaccorso <carnil@debian.org>]

Control: forcemerge 1109799 1110777

On Mon, Aug 11, 2025 at 06:47:19AM +0100, Piotr Lopatka wrote:
> Package: src:linux
> Version: 6.12.38-1
> Severity: normal
> 
> Dear Maintainer,
> 
> Intel B580 fails to probe on newly installed Debian Trixie:
> (I do not see the line in dmesg capture from reportbug below, hence
> adding here)
> --
> [    1.249757] xe 0000:04:00.0: probe with driver xe failed with error -110
> --
> The regression does not affect Intel 1st gen Arc Gpu (e.g. on Core Ultra
> 285k). The B580 regression did not exist on debian/6.12.33, the problem also goes away
> with manually built debian/6.12/trixie branch containing upstream stable 6.12.41.
> 
> So it seems to be a brief regression in upstream 6.12, which will hopefully go away with Debian next point kernel release.
> I could not find the regression, hence decided to report this as a bug.

Thanks for your report. I believe this is the same as #1109799 which
will be fixed in the next (first) linux upload for trixie upcoming
shortly.

Regards,
Salvatore